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https://github.com/lwip-tcpip/lwip.git
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Add generic tcpip_inpkt function that can be called to make last changes really usable
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@ -166,24 +166,18 @@ tcpip_thread(void *arg)
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/**
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* Pass a received packet to tcpip_thread for input processing
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*
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* @param p the received packet, p->payload pointing to the Ethernet header or
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* to an IP header (if inp doesn't have NETIF_FLAG_ETHARP or
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* NETIF_FLAG_ETHERNET flags)
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* @param p the received packet
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* @param inp the network interface on which the packet was received
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* @param input_fn input function to call
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*/
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err_t
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tcpip_input(struct pbuf *p, struct netif *inp)
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tcpip_inpkt(struct pbuf *p, struct netif *inp, tcpip_inpkt_fn input_fn)
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{
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#if LWIP_TCPIP_CORE_LOCKING_INPUT
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err_t ret;
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LWIP_DEBUGF(TCPIP_DEBUG, ("tcpip_input: PACKET %p/%p\n", (void *)p, (void *)inp));
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LWIP_DEBUGF(TCPIP_DEBUG, ("tcpip_inpkt: PACKET %p/%p\n", (void *)p, (void *)inp));
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LOCK_TCPIP_CORE();
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#if LWIP_ETHERNET
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if (inp->flags & (NETIF_FLAG_ETHARP | NETIF_FLAG_ETHERNET)) {
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ret = ethernet_input(p, inp);
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} else
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#endif /* LWIP_ETHERNET */
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ret = ip_input(p, inp);
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ret = input_fn(p, inp);
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UNLOCK_TCPIP_CORE();
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return ret;
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#else /* LWIP_TCPIP_CORE_LOCKING_INPUT */
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@ -200,12 +194,7 @@ tcpip_input(struct pbuf *p, struct netif *inp)
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msg->type = TCPIP_MSG_INPKT;
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msg->msg.inp.p = p;
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msg->msg.inp.netif = inp;
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#if LWIP_ETHERNET
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if (inp->flags & (NETIF_FLAG_ETHARP | NETIF_FLAG_ETHERNET)) {
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msg->msg.inp.input_fn = ethernet_input;
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} else
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#endif /* LWIP_ETHERNET */
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msg->msg.inp.input_fn = ip_input;
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msg->msg.inp.input_fn = input_fn;
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if (sys_mbox_trypost(&mbox, msg) != ERR_OK) {
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memp_free(MEMP_TCPIP_MSG_INPKT, msg);
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return ERR_MEM;
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@ -214,6 +203,26 @@ tcpip_input(struct pbuf *p, struct netif *inp)
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#endif /* LWIP_TCPIP_CORE_LOCKING_INPUT */
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}
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/**
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* Pass a received packet to tcpip_thread for input processing with
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* ethernet_input or ip_input
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*
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* @param p the received packet, p->payload pointing to the Ethernet header or
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* to an IP header (if inp doesn't have NETIF_FLAG_ETHARP or
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* NETIF_FLAG_ETHERNET flags)
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* @param inp the network interface on which the packet was received
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*/
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err_t
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tcpip_input(struct pbuf *p, struct netif *inp)
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{
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#if LWIP_ETHERNET
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if (inp->flags & (NETIF_FLAG_ETHARP | NETIF_FLAG_ETHERNET)) {
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return tcpip_inpkt(p, inp, ethernet_input);
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} else
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#endif /* LWIP_ETHERNET */
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return tcpip_inpkt(p, inp, ip_input);
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}
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#if PPPOS_SUPPORT && !PPP_INPROC_IRQ_SAFE
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/**
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* Pass a received packet to tcpip_thread for input processing
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@ -226,34 +235,7 @@ tcpip_input(struct pbuf *p, struct netif *inp)
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err_t
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tcpip_pppos_input(struct pbuf *p, struct netif *inp)
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{
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#if LWIP_TCPIP_CORE_LOCKING_INPUT
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err_t ret;
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LWIP_DEBUGF(TCPIP_DEBUG, ("tcpip_pppos_input: PACKET %p/%p\n", (void *)p, (void *)inp));
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LOCK_TCPIP_CORE();
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ret = pppos_input_sys(p, inp);
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UNLOCK_TCPIP_CORE();
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return ret;
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#else /* LWIP_TCPIP_CORE_LOCKING_INPUT */
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struct tcpip_msg *msg;
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if (!sys_mbox_valid_val(mbox)) {
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return ERR_VAL;
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}
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msg = (struct tcpip_msg *)memp_malloc(MEMP_TCPIP_MSG_INPKT);
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if (msg == NULL) {
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return ERR_MEM;
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}
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msg->type = TCPIP_MSG_INPKT;
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msg->msg.inp.p = p;
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msg->msg.inp.netif = inp;
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msg->msg.inp.input_fn = pppos_input_sys;
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if (sys_mbox_trypost(&mbox, msg) != ERR_OK) {
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memp_free(MEMP_TCPIP_MSG_INPKT, msg);
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return ERR_MEM;
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}
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return ERR_OK;
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#endif /* LWIP_TCPIP_CORE_LOCKING_INPUT */
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return tcpip_inpkt(p, inp, pppos_input_sys);
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}
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#endif /* PPPOS_SUPPORT && !PPP_INPROC_IRQ_SAFE */
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@ -132,13 +132,6 @@ extern sys_mutex_t lock_tcpip_core;
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#define API_EXPR_DEREF(expr) *(expr)
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#endif /* LWIP_MPU_COMPATIBLE */
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/** Function prototype for input functions functions.
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*
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* @param p The received packet, copied into a pbuf
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* @param inp The netif which received the packet
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*/
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typedef err_t (*tcpip_inpkt_fn)(struct pbuf *p, struct netif *inp);
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#if LWIP_NETCONN || LWIP_SOCKET
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err_t tcpip_apimsg(struct api_msg *apimsg);
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#endif /* LWIP_NETCONN || LWIP_SOCKET */
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@ -50,11 +50,19 @@ struct netif;
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typedef void (*tcpip_init_done_fn)(void *arg);
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/** Function prototype for functions passed to tcpip_callback() */
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typedef void (*tcpip_callback_fn)(void *ctx);
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/** Function prototype for input functions functions.
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*
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* @param p The received packet, copied into a pbuf
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* @param inp The netif which received the packet
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*/
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typedef err_t (*tcpip_inpkt_fn)(struct pbuf *p, struct netif *inp);
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/* Forward declarations */
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struct tcpip_callback_msg;
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void tcpip_init(tcpip_init_done_fn tcpip_init_done, void *arg);
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err_t tcpip_inpkt(struct pbuf *p, struct netif *inp, tcpip_inpkt_fn input_fn);
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err_t tcpip_input(struct pbuf *p, struct netif *inp);
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err_t tcpip_callback_with_block(tcpip_callback_fn function, void *ctx, u8_t block);
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